Chai Chang, MD
NPI 1568428738 · Anesthesiology Physician · Modesto, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chai Chang, MD is a Anesthesiology Physician provider in Modesto, CA (NPI 1568428738).
Provider details
- NPI number
- 1568428738
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A87219 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
227 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Anesthesia for Exam of Colon Using an Endoscope00812 | 61 | $99 |
| Anesthesia for Procedure on Nerves, Muscles, Tendons, and Tissue of Forearm, Wrist, and Hand01810 | 44 | $123 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 25 | $334 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 25 | $62 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 21 | $164 |
| Anesthesia for Other Procedure on Top of Arm Bone and Shoulder Joint01630 | 14 | $214 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-25
- Last updated
- 2010-05-28
Frequently asked questions
- What is Chai Chang's NPI number?
- Chai Chang's National Provider Identifier (NPI) is 1568428738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chai Chang's specialty?
- Chai Chang is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Chai Chang located?
- Chai Chang's practice location on file with NPPES is 600 Coffee Rd, Modesto, CA 95355-4201.
- What is Chai Chang's phone number?
- The practice phone number listed in the NPPES registry for Chai Chang is (209) 524-1211.
- Does Chai Chang accept Medicare?
- Chai Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chai Chang's NPI active?
- Yes — Chai Chang's NPI (1568428738) is active in the NPPES registry as of the last update on 2010-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.